阿摩線上測驗
19. The doctor ________a new idea to reverse aging.
(A) made out
(B) hit upon
(C) gave away
(D) put off
(E) rammed into
答案：登入後查看
統計： A(9), B(26), C(3), D(1), E(2) #3222667
統計： A(9), B(26), C(3), D(1), E(2) #3222667
